2547525660 has 48 divisors (see below), whose sum is σ = 7164533376. Its totient is φ = 676343872.

The previous prime is 2547525637. The next prime is 2547525661. The reversal of 2547525660 is 665257452.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2547525661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 79902 + ... + 107141.

It is an arithmetic number, because the mean of its divisors is an integer number (149261112).

Almost surely, 2^2547525660 is an apocalyptic number.

2547525660 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2547525660 is an abundant number, since it is smaller than the sum of its proper divisors (4617007716).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2547525660 is a wasteful number, since it uses less digits than its factorization.

2547525660 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 187282 (or 187280 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 42.

The square root of 2547525660 is about 50473.0191290357. The cubic root of 2547525660 is about 1365.7551779337.

The spelling of 2547525660 in words is "two billion, five hundred forty-seven million, five hundred twenty-five thousand, six hundred sixty".